utils

package
v1.0.2 Latest Latest
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Published: Sep 27, 2023 License: MulanPSL-2.0 Imports: 5 Imported by: 0

Documentation

Overview

Package utils provides some utility functions for internal usage.

Index

Constants

View Source
const (
	StackFilterKeyForGoFrame = "/gitee.com/micro-tools/wf/" // Stack filtering key for all GoFrame module paths.
)

Variables

View Source
var (
	// DefaultTrimChars are the characters which are stripped by Trim* functions in default.
	DefaultTrimChars = string([]byte{
		'\t',
		'\v',
		'\n',
		'\r',
		'\f',
		' ',
		0x00,
		0x85,
		0xA0,
	})
)

Functions

func EqualFoldWithoutChars

func EqualFoldWithoutChars(s1, s2 string) bool

EqualFoldWithoutChars checks string `s1` and `s2` equal case-insensitively, with/without chars '-'/'_'/'.'/' '.

func IsArray

func IsArray(value interface{}) bool

IsArray checks whether given value is array/slice. Note that it uses reflect internally implementing this feature.

func IsDebugEnabled

func IsDebugEnabled() bool

IsDebugEnabled checks and returns whether debug mode is enabled. The debug mode is enabled when command argument "wf.debug" or environment "GF_DEBUG" is passed.

func IsLetter

func IsLetter(b byte) bool

IsLetter checks whether the given byte b is a letter.

func IsLetterLower

func IsLetterLower(b byte) bool

IsLetterLower checks whether the given byte b is in lower case.

func IsLetterUpper

func IsLetterUpper(b byte) bool

IsLetterUpper checks whether the given byte b is in upper case.

func IsNumeric

func IsNumeric(s string) bool

IsNumeric checks whether the given string s is numeric. Note that float string like "123.456" is also numeric.

func NewReadCloser

func NewReadCloser(content []byte, repeatable bool) io.ReadCloser

NewRepeatReadCloser creates and returns a RepeatReadCloser object.

func NewReadCloserWithReadCloser

func NewReadCloserWithReadCloser(r io.ReadCloser, repeatable bool) (io.ReadCloser, error)

NewRepeatReadCloserWithReadCloser creates and returns a RepeatReadCloser object with given io.ReadCloser.

func RemoveSymbols

func RemoveSymbols(s string) string

RemoveSymbols removes all symbols from string and lefts only numbers and letters.

func ReplaceByMap

func ReplaceByMap(origin string, replaces map[string]string) string

ReplaceByMap returns a copy of `origin`, which is replaced by a map in unordered way, case-sensitively.

func SplitAndTrim

func SplitAndTrim(str, delimiter string, characterMask ...string) []string

SplitAndTrim splits string <str> by a string <delimiter> to an array, and calls Trim to every element of this array. It ignores the elements which are empty after Trim.

func Trim

func Trim(str string, characterMask ...string) string

Trim strips whitespace (or other characters) from the beginning and end of a string. The optional parameter <characterMask> specifies the additional stripped characters.

func UcFirst

func UcFirst(s string) string

UcFirst returns a copy of the string s with the first letter mapped to its upper case.

Types

type ReadCloser

type ReadCloser struct {
	// contains filtered or unexported fields
}

ReadCloser implements the io.ReadCloser interface which is used for reading request body content multiple times.

Note that it cannot be closed.

func (*ReadCloser) Close

func (b *ReadCloser) Close() error

Close implements the io.ReadCloser interface.

func (*ReadCloser) Read

func (b *ReadCloser) Read(p []byte) (n int, err error)

Read implements the io.ReadCloser interface.

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